Original U.S. WWI Extremely Rare Inert Mk. I Defensive Grenade with Original Fuse and Lever Russian Maxim 1910 The officers of this regiment

The officers of this regiment were drawn from a number of Indian regiments

a grenade carrier

he contracted Tuberculosis

The introduction of tanks on the battlefield helped to break the stalemate and static lines that resulted from Trench Warfare

Original U.S. WWI Extremely Rare Inert Mk. I Defensive Grenade with Original Fuse and Lever Russian Maxim 1910 The officers of this regimentOriginal Item. Only One Available. The Mk 1 grenade (sometimes spelled Mk I) is a fragmentation hand grenade used by American forces during World War I. According to its designers, it was to be the "simplest", yet most "fool proof", grenade ever made. However, some major problems appeared when the grenade was used in the field. It was retired from service before the war ended, replaced in 1918 with the improved Mk 2 grenade used through World War II.